postgresql 查询表结构
sql查询
SELECT
A.attnum,
( SELECT description FROM pg_catalog.pg_description WHERE objoid = A.attrelid AND objsubid = A.attnum ) AS descript,
A.attname,
( select typname from pg_type where oid = A.atttypid) AS type,
A.atttypmod AS data_type
FROM
pg_catalog.pg_attribute A
WHERE
1 = 1
AND A.attrelid = ( SELECT oid FROM pg_class WHERE relname = '表名' )
AND A.attnum > 0
AND NOT A.attisdropped
ORDER BY
A.attnum;
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